<template>
  <view class="login-container">
    <uni-icons type="contact-filled" size="100" color="#afafaf"></uni-icons>
    <button type="primary" class="btn-login" @click="getUserProfile">一键登录</button>
    <text class="tip-text">登录后尽享更多权益</text>
  </view>
</template>

<script>
  import {
    mapMutations
  } from 'vuex'
  export default {
    name: "my-login",
    data() {
      return {

      };
    },
    methods: {
      ...mapMutations('m_user', ['updateUserInfo','updateToken']),
      // 获取用户基本信息
      async getUserProfile(e) {
        const [err, res] = await uni.getUserProfile({
          desc: '用于完善用户基本信息'
        }).catch(err => err)
        if (err && err.errMsg === 'getUserProfile:fail auth deny') return uni.$showMsg('您取消了登录授权！')
        if (res) {
          this.updateUserInfo(res.userInfo)
          this.getToken(res)
        }
      },
      async getToken(info) {
        // 获取 code 对应的值
        const [err, res] = await uni.login().catch(err => err)
        if (err || res.errMsg !== 'login:ok') return uni.$showMsg('登录失败！')
        // 准备参数
        const query = {
          code: res.code,
          encryptedData: info.encryptedData,
          iv: info.iv,
          rawData: info.rawData,
          signature: info.signature
        }
        console.log(query)
        const {
          data: loginResult
        } = await uni.$http.post('/api/public/v1/users/wxlogin', query)
        console.log(loginResult)
        if (loginResult.meta.status !== 200) return uni.$showMsg('登录失败！')
        // 把 token 保存到 vuex 中
        this.updateToken(loginResult.message.token)
      }
    },
  }
</script>

<style lang="scss">
  page {
    background-color: #FFFFFF;
  }

  .login-container {
    height: 750rpx;
    background-color: #F8F8F8;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;

    &::after {
      content: '';
      display: block;
      width: 100%;
      height: 40px;
      background-color: #FFFFFF;
      position: absolute;
      left: 0;
      bottom: 0;
      border-radius: 100%;
      transform: translateY(50%);
    }

    .btn-login {
      width: 90%;
      border-radius: 100px;
      margin: 15px 0;
      background-color: #c00000;
    }

    .tip-text {
      font-size: 12px;
      color: gray;
    }
  }
</style>
